Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
From a drawing in 'Two Women in the Klondike', Mary Hitchcock, 1899.
Source Firkin
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
A classic dark tile for a bit of vintage darkness.
Source Listvetra
Zero CC asphalt, pavement, texture, photographed and made by me. CC0 WARNING I FOUND A SEAM ON THIS TEXTURE
Source Sojan Janso
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
A white version of the very popular linen pattern.
Source Ant Ekşiler
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Sort of reminds me of those old house wallpapers.
Source Tish
Colourful background achieved with gradient fills.
Source Firkin
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Gold Triangular Seamless Pattern No Background
Source GDJ
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
Prismatic Groovy Concentric Background 4
Source GDJ
The image a seamless pattern derived from a weed which I can't identify.The original weed image is from here:https://jp.pinterest.com/pin/500744052301423641/
Source Yamachem
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo